This is a small version of the Strahov 40 Gigapixel.
This image was created from 3,000 individual photos stitched together into a single image that is 280,000 x 140,000 pixels. That's around 40 gigapixels, or 40,000 megapixels. If you printed this photo it would be 23 meters (or 78 feet) long!
To control this image, use the controls on the screen or click and hold your mouse button on the photo, and move your mouse around. To zoom in and out, use your mouse wheel, or the "Shift" and "Control" keys. Be sure to zoom in all the way to see the full detail of the photo!